//
// (C) Copyright 2009 Irantha Suwandarathna (irantha@gmail.com)
// All rights reserved.
//

/* Copyright (c) 2001-2008, The HSQL Development Group
 * All rights reserved.
 *
 * Redistribution and use _in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * Redistributions of source code must retain the above copyright notice, this
 * list of conditions and the following disclaimer.
 *
 * Redistributions _in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer _in the documentation
 * and/or other materials provided with the distribution.
 *
 * Neither the name of the HSQL Development Group nor the names of its
 * contributors may be used to endorse or promote products derived from this
 * software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL HSQL DEVELOPMENT GROUP, HSQLDB.ORG,
 * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */


using System;
using System.IO;

using EffiProz.Core.Navigators;
using EffiProz.Core.Results;
using EffiProz.Core.DataTypes;


namespace EffiProz.Core
{

    public static class SessionInfoTypeConsts
    {
        public const int INFO_ID = 0;                // used
        public const int INFO_INTEGER = 1;                // used
        public const int INFO_BOOLEAN = 2;                // used
        public const int INFO_VARCHAR = 3;                // used
        public const int INFO_LIMIT = 4;
    }

    public static class SessionInfoConsts
    {
         public const int INFO_DATABASE = 0;
         public const int INFO_USER = 1;
         public const int INFO_SESSION_ID = 2;
         public const int INFO_ISOLATION = 3;
         public const int INFO_AUTOCOMMIT = 4;    // used
         public const int INFO_DATABASE_READONLY = 5;
         public const int INFO_CONNECTION_READONLY = 6;
         public const int INFO_CATALOG = 7;
        // used
    }

     public static class SessionTxConsts
    {
 #if !SILVERLIGHT
         public const int TX_READ_UNCOMMITTED =(int) System.Data.IsolationLevel.ReadUncommitted,
         TX_READ_COMMITTED = (int)System.Data.IsolationLevel.ReadCommitted,
         TX_REPEATABLE_READ = (int)System.Data.IsolationLevel.RepeatableRead,
         TX_SERIALIZABLE = (int)System.Data.IsolationLevel.Serializable;
#else
         public const int TX_READ_UNCOMMITTED = 2,
       TX_READ_COMMITTED = 3,
       TX_REPEATABLE_READ = 4,
       TX_SERIALIZABLE = 5;
#endif
    }


    /**
     * Interface to Session and its remote proxy objects. Used by the
     * implementations of JDBC interfaces to communicate with the database at
     * the session level.
     *
     * @author fredt@users
     * @version 1.7.2
     * @since 1.7.2
     */
    public interface SessionInterface
    { 

       Result execute(Result r);

    RowSetNavigatorClient getRows(long navigatorId, int offset, int size);

    void closeNavigator(long id);

    void close();

    bool isClosed();

    bool isReadOnlyDefault();

    void setReadOnlyDefault(bool _readonly);

    bool isAutoCommit();

    void setAutoCommit(bool autoCommit);

    int getIsolation();

    void setIsolationDefault(int level);

    void startPhasedTransaction();

    void prepareCommit();

    void commit(bool chain);

    void rollback(bool chain);

    void rollbackToSavepoint(String name);

    void savepoint(String name);

    void releaseSavepoint(String name);

    void addWarning(CoreException warning);

    Object getAttribute(int id);

    void setAttribute(int id, Object value);

    long getId();

    void resetSession();

    String getInternalConnectionURL();

    BlobDataID createBlob(long length);

    ClobDataID createClob(long length);

    void allocateResultLob(ResultLob result, Stream dataInput);

    Scanner getScanner();

    System.Globalization.Calendar getCalendar();

    TimestampData getCurrentDate();

    int getZoneSeconds();

    int getStreamBlockSize();
    }
}
